70's Wall Murals: Terrific or Terrifically Tacky?

Big ol' wall murals. They were all the rage back in the 70's. If you feel deprived at having missed the phenomenon as Erin did, then you'll want to take a gander at these babies.     

Check out the rest here and then come back and weigh in. Are they terrific or terrifically tacky? Should the big ol' 70's mural make a comeback????